31504989 is an odd 8-digits composite number following 31504988
and preceding 31504990 . In scientific notation, it is written as 3.1504989 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 20982080 positive integers (up to 31504989) that are relatively prime to 31504989.
31504989 has 8 divisors, whose sum is 42049152
The reverse of 31504989 is 98940513
Previous prime number is 9521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty-one million five hundred four thousand nine hundred eighty-nine
Scientific notation
3.1504989 × 10^7
Engineering notation
3.1504989 × 10^6
Prime Factorization
3 × 9521 × 1103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31504989
Product of the distinct prime numbers
The prime factorization of 31504989 is 3 × 9521 × 1103.
Since it has a total of 3 prime factors.
6 , 9 , 17 , 89 , 568 , 135 , 5799 , 2079 , 71747 , 52050 , 392471 , 902585 , 8843701 , 7099328 , 90420488 , 67830983 , 811633462 , 764024829 , 837421937 , 7494366858
n×2
63009978
n×3
94514967
n×4
126019956
n×5
157524945
n÷2
15752494.5
n÷3
10501663
n÷3
7876247.25
n÷5
6300997.8
n2
992564331890121
n3
3.1270728357991E+22
n4
9.8518395294048E+29
n5
3.1038209600366E+37
2 √n
5612.9305180093
3 √n
315.8346521868
4 √n
74.919493578169
5 √n
31.599183904154
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31504988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31504989 can be divided by 8 positive divisors.
The sum of these divisors (counting 31504989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000001011101001011101
3
Ternary
2012021121201110
4
Quaternary
1320023221131
5
Quinary
31031124424
6
Senary
3043132233
8
Octal
170135135
10
Decimal
31504989
12
Duodecimal
a674079
16
Hexadecimal
1e0ba5d
20
Vigesimal
9gi299
36
Base36
ir9el
md5
dbc2480a04cc7fe692f86c5bb83ce7d4
sha1
b2bd4b7ad324c38ccb389b7fff5c0a43083f0828
sha256
a1d7aa6530de74e8809c04f48d60de0aac91fac14efbfa48c11be7014c266da6
sha512
6faef6c2f3f4bbc10053d02b01247a0b8f561e85782c394f7017606edf0852c0234c4eca8578bbaeb3f00ff2d92ebbe67ebc7385788f7e9db4496ad0c5265da6
ripemd-160
9e21640f6222127b9211948ce7d806eb1bd0165c
Diameter
63009978
Circumference
197951683.98765
Area
3.1182328132813E+15
Volume
1.3098652064249E+23
Surface area
1.2472931253125E+16
Circumference
197951683.98765
Perimeter
126019956
Area
992564331890121
Diagonal
44554782.726215
Surface area
5955385991340726
Volume
3.1270728357991E+22
Space diagonal
54568241.639899
Perimeter
94514967
Area
4.2979296315359E+14
Altitude
27284120.819949
Surface area
4.2979296315359E+14
Volume
3.6852906790963E+21
Height
14851594.242072